Abstract: An illumination device includes a light source device, a first collimate optical system on which a light beam emitted from the light source device is made incident, a condensing optical system provided at a post-stage of the first collimate optical system, a rod provided at a post-stage of the condensing optical system, a second collimate optical system provided at a post-stage of the rod, a lens integrator provided at a post-stage of the second collimate optical system, and a superimposing lens provided at a post-stage of the lens integrator. The lens integrator includes a first lens array and a second lens array provided at a post-stage of the first lens array. A light-emitting end face of the rod and a lens surface of the second lens array are substantially conjugate with each other.

Abstract: Examples disclosed herein provide a hinge assembly for a computing device. One example hinge assembly includes a first bracket attached to a first member of the computing device and a second bracket attached to a second member of the computing device. The hinge assembly includes a hinge pivotally connecting the first bracket to the second bracket along a first axis, and a first gear rotatably connected to the first bracket along the first axis. The hinge assembly further includes a set of gears, each gear from the set of gears rotatably connected to different axes parallel to the first axis. As an example, the set of gears is to provide friction against the first gear to provide a level of resistance to a torque provided when the first bracket is to be moved along the first axis.

Abstract: The present disclosure relates to a data retention device designed for security of digital classified information. In the data retention device, a power source component is first activated by a fingerprint switch. When a data plug of a dedicated storage module and a data socket of an encryption module are connected with each other, a locking element in the encryption module is fixed at a locking hole in the dedicated storage module and the encryption module is electrically connected to the dedicated storage module through the data socket. Then, with an external component of the encryption module electrically connected to an external device, classified information is accessed, encrypted in the encryption module and saved in the storage element.

Abstract: A heat dissipation apparatus, adaptable to at least one first circuit device and at least one second circuit device, includes a chassis; and at least one separation mechanism disposed in the chassis, the first circuit device and the second circuit device being respectively disposed at two sides of the separation mechanism, the first circuit device being not aligned with the second circuit device, and the separation mechanism including a separation board.

Abstract: A storage device carrier system includes a carrier assembly configured to releasably engage a storage device and configured to be releasably received within a storage device bay within an IT component. An electrical coupler assembly is configured to electrically couple the storage device to the IT component. A thermal sealing assembly is configured to reduce the leakage of cooling air from around the storage device carrier system.

Abstract: An interposer for connecting a module to an M.2 socket includes a different form factor connector. The interposer includes an M.2 connector to couple the interposer to the M.2 socket. The M.2 connector is formed to mate with the M.2 socket. The interposer includes a different form factor socket to couple the interposer to the module including the different form factor connector. The different form factor socket is formed to mate with the different form factor connector.

Abstract: A storage device includes a first housing, a second housing, a circuit board, a first electric connector, a first storage unit, a second electric connector and a second storage unit. The second housing is matched with the first housing and connected with the first housing. The circuit board is disposed between the first housing and the second housing. The first electric connector is disposed on the circuit board. The first storage unit is disposed on the circuit board and electrically connected with the first electric connector. The second electric connector is disposed on the circuit board. The second storage unit is disposed on the circuit board and electrically connected with the second electric connector. The first storage unit and the second storage unit are independent from each other. Therefore, the advantages of utilizing two independent storage units on single one product are achieved.

Abstract: In an example, a transmission may include a driven gear attached to a module housing of the imaging module. Further, the transmission may include a retention nose fixed or attached to the module housing. The retention nose may engage with a retention shelf of a drive housing and may retain the module housing to the drive housing such that the driven gear is operably engaged with a drive gear attached to the drive housing.

Abstract: An electronic device includes a casing and a tray. The casing includes an engaging portion. The tray is disposed in the casing. The tray includes a tray body, a handle, a sliding member, an elastic member and a lock member. The handle includes a first driving portion. The sliding member includes a first driving groove and a second driving groove. The lock member includes a second driving portion, a through hole and an engaging recess. The engaging portion engages with the engaging recess. When the handle moves along a first direction, the first driving portion presses the first driving groove, such that the sliding member moves along a second direction. When the sliding member moves along the second direction, the second driving groove presses the second driving portion, such that the lock member moves along a third direction and then the engaging portion disengages from the engaging recess.

Abstract: An electronic device includes a housing, a display device exposed through a first part of the housing, a recess formed in a second part of the housing, a receptacle formed in the recess, a plurality of conductive contacts disposed inside the receptacle and including a first contact, a first circuit that supplies and/or receives a current of a first level or larger to and/or from the first contact when an external connector is inserted into the receptacle, a first switching device that electrically connects the first circuit with the first contact or to interrupt a connection between the first circuit and the first contact, a second circuit that detects existence of a foreign object contacting the first contact while the external connector is inserted into the receptacle and a control circuit that controls the first switching device based at least in part on information regarding the detected existence of the foreign object.

Abstract: A cabinet with a lock includes a cabinet in which a server is accommodated, a first locking mechanism which does not allow the server to be taken out of the cabinet with a locking manipulation, and a second locking mechanism which locks a position of the cabinet or a position of the server in coordination with a locking operation by the first locking mechanism.

Abstract: A system includes a front plate, first and second side plates extending from the front plate, a bridge heat sink coupled to and extending from the front plate between the side plates, and a heat pipe coupled to the front plate. The front plate defines a slot therethrough between the front and back sides. The first side plate includes a fin bank mounted on an outer side thereof. The bridge heat sink defines a fluid channel that is fluidly connected to the slot of the front plate. The fluid channel is configured to receive a first cooling fluid therein to dissipate heat from electronics packages that engage the bridge heat sink. The heat pipe extends to and at least partially through the fin bank. The heat pipe contains a second cooling fluid therein that transfers heat absorbed from the front plate to the fin bank for dissipating heat.

Abstract: Novel tools and techniques are provided for implementing FTTx, which might include Fiber-to-the-Home (“FTTH”), Fiber-to-the-Premises (“FTTP”), and/or the like. A method might include routing an F1 line(s) from a central office or DSLAM to a fiber distribution hub (“FDH”) located within a block or neighborhood of customer premises, via at least an apical conduit source slot. From the FDH, an F2 line(s) might be routed, via any combination of various apical conduit components, to a network access point (“NAP”) servicing one or more customer premises. An F3 line(s) might be distributed, at the NAP and from the F2 line(s), to a network interface device (“NID”) or optical network terminal (“ONT”) at each customer premises, via any combination of the apical conduit components, which include channels in at least portions of roadways. In some embodiments, at least one wireless access point is disposed in each of one or more channels.

Abstract: A semiconductor device for a USB Type-C cable includes a first terminal to couple to a first VCONN line from a first end of the cable, a second terminal to couple to a second VCONN line from the second end of the cable, a charge pump, and a switch circuit coupled to the first terminal and the second terminal. The switch circuit includes a first drain-extended n-type field effect transistor (DENFET) coupled between the first terminal and an internal power supply of the semiconductor device; a first pump switch coupled between the charge pump and a gate of the first DENFET; a second DENFET coupled between the second terminal and the internal power supply; and a second pump switch coupled between the charge pump and a gate of the second DENFET.

Abstract: A holding device includes a frame module and an accommodation unit. The frame module includes a plate body and two lateral plates oppositely disposed on the first plate body. A placement area is collectively defined by the plate body and the lateral plates. Two protrusions are respectively provided on the lateral plates. The accommodation unit includes a tray and two elastic plates. The tray is slidably located within the placement area, and an accommodation space is defined between two opposite sides of the tray. Each elastic plate is elastically connected to one of opposite sides of the tray. When the tray is moved after a load is placed within the accommodation space, the protrusions respectively push the elastic plates towards the accommodation space so that the load is toollessly fastened between the elastic plates.

Abstract: A solid state drive apparatus includes a housing having a first accommodation space and a second accommodation space; a substrate mounted in the first accommodation space, wherein at least one non-volatile memory chip is mounted on the substrate; and a heat dissipation member mounted in the second accommodation space and including an isolation barrier that defines a boundary between the second accommodation space and the first accommodation space and a plurality of fin portions that extend from the isolation barrier away from the first accommodation space, wherein a plurality of through air holes are provided in a side of the housing adjacent the second accommodation space.

Abstract: Radio apparatuses and methods for MIMO matrix phasing that may be used to toggle and/or weight the amount of MIMO processing based on the detected level of isolation between different polarizations of the system. Also described herein are apparatuses including auto-range and/or auto-scaling of a signal strength indicator to aid in precise alignment of the apparatus. Any of these apparatuses and methods may also include dynamic power boosting that adjusts the power (e.g., power amplifier) for an RF apparatus based on the data rate. These apparatuses may include a housing enclosing the radio device that includes a plurality of pin elements that may act as heat transfer pins and a ground pin for making a ground connection to the post or pole to which the devices is mounted.

Abstract: According to one embodiment, an electronic device includes a housing including a wall portion, a printed circuit board including a plurality of lines and provided in the housing, and a connector formed of a part of the housing and a part of the printed circuit board. The connector includes an engagement hole formed in the wall portion and into which a connector plug is inserted. The connector further includes a shell formed of a portion located around the engagement hole in the wall portion, a tongue portion formed of a part of the printed circuit board and provided in the engagement hole, and connection terminals formed of the lines extending to and on a surface of the tongue portion.

Abstract: A computing system can include a computing system chassis that includes a front end and a back end; a drive that includes a side that includes a mounting feature; and a drive bay chassis operatively coupled to the computing system chassis where the drive bay chassis includes at least one drive bay accessible via the front end of the computing system chassis, a bracket and a latch operatively coupled to the bracket and disposed between the front end and the back end of the computing system chassis where the bracket moves responsive to contact with the side of the drive during translation of the drive into one of the at least one drive bay to engage the bracket and the mounting feature and wherein the latch is movable to disengage the bracket and the mounting feature for translation of the drive out of the at least one drive bay.

Abstract: A mobile computer-based host includes a main body, at least one multifunctional module, and at least one lid. Each multifunctional module has the same size and shape. The main body includes a case and a host module, and the case encloses the host module and includes at least one module slot, each having the same size and shape for accommodating the multifunctional module. The lid covers the corresponding module slot to isolate and protect the multifunctional module. The module slots of the present invention are allowed to install the various multifunctional modules to provide different and specific functions without changing the original design of the size and shape. Thus, the application field of the mobile computer-based host is widely expanded to meet various demands in the future, and the lifetime is greatly prolonged without wasting any precious resource, thereby achieving the goal of environmental protection.

Abstract: An array substrate, a display panel and a display device are provided. The array substrate includes a display area and a non-display area surrounding the display area. A first power signal line, a ground potential line and at least one pressure sensor are disposed in the non-display area. The pressure sensor includes a first power signal input terminal and a second power signal input terminal. The first power signal input terminal is electrically connected to the first power signal line. The second power signal input terminal is electrically connected to the ground potential line. The first power signal input terminal and/or the second power signal input terminal is electrically connected to an electro-static discharge unit.

Abstract: Thermal conditions at processing components disposed in an information handling system are estimated by applying conservation of energy and component power consumption so that discrete control of information handling system exhaust temperatures is more accurately maintained. For example, a PCI backplane communications card has its power consumption estimated based upon its width so that air flow through the information handling system is adequate to meet an exhaust temperature constraint.

Abstract: A liquid-cooling mechanism, or sub-system, has a thermally conductive plate in which a cooling liquid channel is disposed, and a thermally conductive pad disposed on the thermally conductive plate. An electronic device is mounted to the thermally conductive pad, such as via a mounting component, in a manner that decreases translational movement of a contact surface of the electronic device against a contact surface of the thermally conductive pad. When mounted to the thermally conductive pad, the electronic device compresses the thermally conductive pad.

Abstract: A hard drive disk carrier for reducing airflow-induced vibration of a hard disk drive includes a bracket assembly configured to removably secure the hard disk drive to a receiving component within an enclosure. The bracket assembly is configured for substantially exposing major surfaces of the hard drive to yield exposed surfaces and for mounting within the enclosure so that a first end of the hard disk drive faces the first end of the enclosure and a second end of the hard disk drive faces the second end of the enclosure. The bracket assembly also includes at least one end member associated with the second end of the hard disk drive. The carrier also includes an airfoil assembly with one or more louvers configured to extend from at least the second end of the hard disk drive and partially cover at least one of the exposed surfaces.

Abstract: A method may include, responsive to determining that the earlier-generation information handling system includes the information handling resource for which a second thermal table of the second management controller requires updated thermal control parameters for thermal control of the information handling resource: (i) reading from a first thermal table of the first management controller an entry associated with the information handling resource and a second information handling system including thermal control parameters for thermal control of the information handling resource by the second information handling system; and (ii) communicating from the first management controller to the second management controller the thermal control parameters for thermal control of the information handling resource by the second information handling system in order to update the second thermal table with the thermal control parameters.

Abstract: An electronic device includes a housing, a circuit board, and a conductive adhesive element tape. The circuit board has a first board surface facing the housing and a second board surface facing opposite the housing. The circuit board has a ground pad on the second board surface. The conductive adhesive element tape includes a first portion, a second portion, and a connection portion. The first portion is disposed between the first board surface and the housing. The first portion has a first adhesive surface and a first non-adhesive surface opposite to the first adhesive surface. The first adhesive surface adheres to the housing. The second portion has a second adhesive surface and a second non-adhesive surface opposite to the second adhesive surface. The second adhesive surface adheres to the ground pad. The connection portion connects the first portion and the second portion.

Abstract: Security keypad device for detecting tampering includes a keypad, a high power wireless module for communicating data via a local area network, a low power wireless module communicating data via a personal area network, and a cellular module for communicating data via a wide area network. The device further includes an active infrared position sensor comprising of a light source for emitting infrared light and an infrared sensor for detecting reflected infrared light. The active infrared position sensor is configured to sense the position of the device based on detecting the reflected infrared light. The device further includes an accelerometer configured to measure acceleration forces and a processor. The processor is configured to determine that the position of the device changed based on positional data from the active infrared position sensor or acceleration data from the accelerometer.

Abstract: A hand held data storage apparatus includes a disk-based storage device, an interface configured for data transfer with the storage device, and an enclosure that encapsulates the storage device and the interface, wherein the enclosure is configured with a rectangular mobile phone form factor.

Abstract: A server device includes a tray having a lug, a hard disk unit removably disposed on the tray, and a handle pivotally connected to two opposite sides of the hard disk unit. The lug is formed with a slot thereon to define two inner edges opposite to each other. The handle is provided with a protrusion arranged in the slot. When the handle is rotated towards one end of the hard disk unit, the protrusion is rotated along with the handle to contact and push one of the inner edges of the lug, such that the hard disk unit is restrained by the tray after the hard disk unit is slid in relative to the tray.

Abstract: A chassis sled for carrying information handling resources may include a sled housing, a lever mechanically coupled to the sled housing and for aiding a user in engaging the chassis sled with and disengaging the chassis sled from a chassis, and a lever release mechanism mechanically coupled to the lever and the sled housing. The lever release mechanism may be configured to facilitate rotatable translation of the lever relative to the sled housing between a closed position and an open position and vice versa and in the closed position, slidably translate the lever between an unsecured position and a secured position and vice versa.

Abstract: A conversion device is configured to include a first connection port that is a connection port of a USB Type C; a second connection port that is a connection port of a USB other than the USB Type C; a third connection port that is a connection port of a power supplying wire; a communication wire that is connected to a communication line between the first connection port and the second connection port; and a power wire that is connected to a power line between the first connection port and the third connection port.

Abstract: A storage device mounting system includes a cage assembly configured to receive one or more storage devices. A pivot assembly is configured to pivotally attach the cage assembly to a chassis assembly. A flexible conductor assembly is configured to electrically couple the one or more storage devices to a system board assembly while allowing the cage assembly to pivot with respect to the chassis assembly.

Abstract: A decoupled partitioning divider for a data storage system enclosure includes a first leg having proximal and distal halves and a second leg having proximal and distal halves, and in which the first and second legs are coupled together at either the proximal or distal half and uncoupled from each other at the other of the proximal and distal halves, so that the divider legs are decoupled from each other at one half or one end. When installed in a data storage system enclosure between adjacent data storage devices, such as hard disk drives, vibration transfer among the devices housed therein may be inhibited.

Abstract: An assembly mechanism and a server system therewith are disclosed. The server system includes a casing, a first module and a second module. The first module is installed inside the casing. The second module is selectively installed inside the casing. The assembly mechanism includes a frame mechanism, a tray, a first fixing member and a handle member. The frame mechanism is disposed around the first module. The tray is combined with the second module and supports the second module above the first module cooperatively with the frame mechanism. The first fixing member is fixed on the frame mechanism. The handle member is pivoted to the tray. The handle member activates the tray to approach the first module as being rotated in a first direction. The handle member activates the tray to separate from the first module as being rotated in a second direction.

Abstract: A removable assembly for quickly inserting and removing a mass storage device from a compartment situated on the case of a portable computing device is described. The removable assembly is made of a mass storage device, a bracket which serves as a carrier for the mass storage device, and a metal plate. In some embodiments, the mass storage device is a solid state drive (SSD) card. The bracket is a single-piece plastic structure that is deflected for snap insertion into the compartment and snap removal from the compartment. The metal plate conducts heat from the solid state drive (SSD) card to prevent the SSD from overheating.

Abstract: A system may include a removable board that is adapted for inserting into and removing from an enclosure, an electronic component that is attached to the removable board, and a cooling system that is attached to the removable board. The cooling system may include a first heat exchanger that is attached to the electronic component by a physical interface. The cooling system may include a coolant pipe that that is at least partially filled with a working fluid to receive heat, generated by the electronic component, via the first heat exchanger. The cooling system may include a second heat exchanger, attached to the coolant pipe and situated to be located outside of the enclosure when the removable board is inserted into the enclosure. The cooling system may be adapted to remain attached to the removable board when inserting and removing the removable board.

Abstract: A buffer member includes a first buffer portion, a pin, a bending portion and a second buffer portion. The pin is located on the first buffer portion. The bending portion is connected with the first buffer portion. The second buffer portion is connected with the bending portion, and the first buffer portion is connected with the second buffer portion via the bending portion. A reinforcing member is located inside the pin for raising the rigidity of the pin. The pin is used for fixing a vibration source. The first buffer portion and the second buffer portion reduce the transmission of the vibration energy from the vibration source.

Abstract: A tray includes a tray body, a handle, a first gear, a second gear, a linking member and a block member. The first gear is fixed on the handle and pivotally connected to the tray body. The second gear is pivotally connected to the tray body and has an engaging portion. The linking member is connected to the first gear and the second gear. The block member is fixed on the tray body and has a resilient portion. When the handle rotates with respect to the tray body to a predetermined angle in an open direction, the resilient portion is engaged with the engaging portion, so as to restrain the handle from rotating in a close direction. When the resilient portion is disengaged from the engaging portion, the handle is capable of being operated to rotate with respect to the tray body in the close direction.

Abstract: A server capable of rotating and accessing storage devices accommodated therein includes a server chassis, a motherboard, a power supply module, two racks, and a system cooling module. The server chassis includes two side plates and an accommodating space between the two side plates. The power supply module is disposed in the accommodating space and arranged corresponding to the motherboard. The racks are arranged parallel to each other and detachably connected to the server chassis. A pivot structure and a handle for operating the rack are disposed at the rack near the motherboard. The rack is rotatable with respect to the server chassis by means of the pivot structure. The system cooling module is disposed adjacent to the rack. At least one cord passage is provided between the system cooling module and each of the side plates.

Abstract: Modular, expandable rack assembly physically supports components of information handling systems. Base structure of interconnected panels form volumetric space having front section and rear section, with opposing side panels forming front access space and rear access space, respectively, having width that supports insertion of standard full-width IT gear. Guides are located within interior surfaces of opposing side panels at the front section to rear section. Block chassis has frame that provides block height to enable insertion of at least one layer of up to N side-by-side fully functional IT gears within block chassis, which in turn is physically inserted into front section of base structure and held in place by opposing guides of opposing side panels. When N is 3, three side-by-side one-third width IT sleds, each containing IT gear, are inserted in respective one-third width IT bays of block chassis.

Abstract: A server assembly including a housing having a slidable tray transitionable between an open configuration and a closed configuration. A plurality of tray bodies disposed in the slidable tray, each of the plurality of tray bodies configured to removably receive at least one component module. The plurality of tray bodies arranged in rows, one behind the other, thereby having an first tray body and a second tray body. The second tray body is transitionable between a loading configuration and stored configuration. The storing configuration, the second tray body is arranged adjacent to the first tray body such that the receiving assembly is inaccessible. The loading configuration, the second tray body is translated relative to the tray and the first tray body such that the receiving assembly is accessible.

Abstract: An ejecting mechanism provides an ejecting executing portion driven by an ejecting driving portion for pushing a secondary machine out of a primary machine and for separating a secondary connector and a primary connector connected to each other. It allows the secondary machine to be ejected out of the primary machine automatically and prevents damage of the secondary connector and the primary connector caused by applying an external pulling force on the secondary machine directly. Furthermore, when a first external force overcomes a resilient driving force to push the secondary machine into a slot, the ejecting executing portion contacting with the secondary machine swings toward a rear end of a connecting surface of the primary connector. Additionally, an ejecting locking portion moving with the swing of the ejecting executing portion can be locked by a locking executing portion, such that the automatic ejection of the secondary machine is restrained.

Abstract: A data processing apparatus includes an electronic device configured to store data and instructions; a memory card; and a memory card socket in which the memory card is inserted. In certain disclosed systems and methods, the memory card socket includes: an insertion portion through which the memory card is inserted; a lock portion formed around an edge of the insertion portion, and that is configured to control attaching and detaching of the memory card based on instructions received from the electronic device; and a main body including the insertion portion and the lock portion and configured to accommodate the memory card via the insertion portion.

Abstract: A latching mechanism in a carrier tray is provided herein. The latching mechanism may include a sliding rack gear with gear teeth and a lever arm that includes a gear mechanism that engages with the gear teeth of the sliding rack gear. The latching mechanism may include a number of gears, where the gears may operatively couple the sliding rack gear with a first latching member and a second latching member. The first latching member may be disposed along a first end of a sliding rack. The second latching member may be disposed along a second end of the sliding rack. Movement of the lever arm to a closed position may actuate the sliding rack, thereby, simultaneously rotating the first and the second latching members. The simultaneous rotation of the latching members may supply a balanced force of pressure upon the carrier tray to alleviate the binding of connectors.

Abstract: A secondary disconnect assembly is for an electrical switching apparatus. The secondary disconnect assembly includes a mounting member and a cradle assembly coupled to the mounting member and being movable among a plurality of positions with respect to the mounting member. The cradle assembly includes an inner cradle. When the inner cradle is disposed in a first predetermined one of the positions, movement of the inner cradle is restricted with respect to the mounting member. When the inner cradle is moved toward a second predetermined one of the positions, the inner cradle moves independently with respect to the mounting member.

Abstract: A screwless hard disk drive (HDD) drawing box and a HDD swappable module are provided, which includes a HDD cartridge for receiving a hard disk drive. The HDD cartridge has a bottom board, and two sideboards connected to two opposite sides of the bottom board. The two side plates of the hard disk drive are close to the two sideboards. One of the sideboards has a plurality of fixing pins. The other sideboard of the HDD cartridge has a plurality of elastic snapping members opposite to the fixing pins. Each of the elastic snapping members has a snapping bump and an elastic element. Each snapping bump is arranged on the elastic element at the other sideboard of the HDD cartridge opposite to the fixing pins. The fixing pins and the snapping bumps are inserted in the thread holes of the two side plates of the hard disk drive.

Abstract: In one implementation, an apparatus includes a securing component configured to attach the line card ejector to a chassis of a network communication device, prevent removal of a line card from the chassis when the securing component is in a first configuration, and allow removal of the line card from the chassis when the securing component is in a second configuration. The apparatus also includes an ejection component configured to facilitate insertion and removal of the line card from the chassis of the network communication device. The apparatus further includes a sensor component configured to detect an imminent removal of the line card from the chassis of the network communication device.

Abstract: Apparatuses, methods, and systems are disclosed for mitigating electromagnetic interference within a computing device. A base unit is coupled to an inside of a computing device. One or more conductive elements are coupled to the base unit. The one or more conductive elements are located within an air flow such that the one or more conductive elements are movable in response to air movement generated by the air flow.

Abstract: A motherboard assembly able to use a PCI slot either to expand system function or for the installation of additional memory includes a motherboard and a storage device. The motherboard includes a PCI expansion slot, a platform controller hub (PCH), and a power circuit. The PCI expansion slot includes a protrusion, four idle pins and first signal pins connected to the PCH, and first power pins connected to the power circuit. A control chip, a number of storage chips connected to the control chip, and a power unit are arranged on the storage device. A non-central notch is included in an edge connector arranged on a bottom edge of the storage device and the edge connector allows for power pins connected to the power unit and signal pins connected to the control chip.

Abstract: A method comprises creating calibration data using a first control circuitry of an apparatus, replacing the first control circuitry with a second control circuitry in the apparatus, and operating the apparatus with the second control circuitry using the calibration data. As an example, the apparatus may be a disc drive. The second control circuitry may be substantially similar to the first control circuitry such that calibration measurements using the first control circuitry are applicable to the second control circuitry. The first control circuitry may be included in a circuit board that is replaced with a second circuit board including the second control circuitry. In an exemplary embodiment, the second circuit board may include different and/or additional components relative to the first circuit board, such as integrated video inputs and/or video control circuitry.